Concrete is basic or alkaline.
Super six asbestos roofing.
Asbestos cement sheet roofing asbestos cement was easily moulded and therefore ideal for use as corrugated roofing.
Super 6 was not the only rounded profile used.
This is often found in the ceiling space below the roof and in the soil surrounding the property.
Corrugated fibre cement sheets have been used in australia for over 40 years in either for fencing or roofing.
Carbon dioxide in the air is slightly acidic.
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The original product was anasbestos cement product known as super six manufactured by james hardie co.
A common trade name at the time was super six which was available with accessories including ridge and hip cappings barge boards spouting and downpipes.
Like other non friable asbestos products super six roofing can release dangerous asbestos fibres when broken or damaged.
As a result asbestos can be found everywhere from walls to underneath tiles in pipe insulation in wall cladding in fencing and even in roofing which was the most common use for asbestos up until the 1980 s.
It was also made in a shallower profile known as standard which is very similar in profile to corrugated metal roofing and has 25mm 1 inch corrugations.
If you live anywhere else in australia and have corrugated cement fencing it will be super 6 and contain asbestos.
Super six roofing is a popular name for asbestos cement sheet roofing materials that proved popular for decades.
Super six should be screw fixed to either timber or steel purlins.
Super six roofing material can release asbestos.
Super six fastener design.
Manufacture ceased in 1985.
Can i paint over an asbestos roof.
Asbestos super six roof sheeting there are hundreds of thousands of asbestos cement roofs in sydney and even more sources of asbestos in wall and eaves linings and other not so obvious products.
Whilst there is no doubt that asbestos fibres are not good for your health is it safe to have an asbestos cement roof over your house.
Corrugated asbestos roofing is thicker than corrugated iron has a matte finish and takes on a weathered appearance over time.
Super six roof composition.
Until the 1980s one of the most common uses of asbestos in australian homes was as roofing material.
The use of the appropriate length of 12g or 14g screw will ensure failure by screw pull out will not occur under loads within the scope of the limit state load roofing span capacity chart.
The most common form of asbestos roofing was a corrugated fibro product manufactured by james hardie ltd called super six.
So often perfectly sound asbestos super six roofs are removed and replaced with iron unnecessarily building owners are told that their roof is not sound anymore and is a health hazard to staff and the environment.
